Chapter 2 Operating Your Universal Counter
Using CHANNEL 1 and CHANNEL 2 Input Conditioning Keys
2-50
Operating Guide
2
9
Press any one of the arrow keys until
SENSTVTY: HI
is displayed.
The Counter’s CHANNEL 1 sensitivity is set high as shown in the
following figure.
The Counter should now be triggering as determined by the sensitivity
level, and displaying the input signal’s frequency if the input signal
peak-to-peak voltage is large enough for the selected sensitivity level.
The signal must travel completely through the trigger band before a valid
trigger is recognized.
10
Press any one of the arrow keys until
SENSTVTY: LO
is displayed.
The Counter’s CHANNEL 1 sensitivity is set low as shown in the
following figure.
1
2
3
4
Trigger
Band
0V
1
2
Trigger
Band
0V
Summary of Contents for 53131A
Page 1: ...Operating Guide HP 53131A 132A 225 MHz Universal Counter ...
Page 2: ......
Page 26: ...xxiv Operating Guide ...
Page 41: ...1 Getting Started ...
Page 77: ...2 Operating Your Universal Counter Operator s Reference ...
Page 171: ...3 Specifications ...
Page 196: ... Manual Part Number 53131 90055 Printed in U S A MAY 1999 ...